| From 9c789dbc70d58f55c84cc02ac35783af0aae85d5 Mon Sep 17 00:00:00 2001 |
| From: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com> |
| Date: Wed, 10 May 2023 17:34:55 +0100 |
| Subject: [PATCH 07/38] FF-A v15: arm_ffa: introduce sandbox test cases for |
| UCLASS_FFA |
| |
| Add functional test cases for the FF-A support |
| |
| These tests rely on the FF-A sandbox emulator and FF-A |
| sandbox driver which help in inspecting the FF-A communication. |
| |
| Signed-off-by: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com> |
| Reviewed-by: Simon Glass <sjg@chromium.org> |
| Cc: Tom Rini <trini@konsulko.com> |
| Cc: Ilias Apalodimas <ilias.apalodimas@linaro.org> |
| Cc: Jens Wiklander <jens.wiklander@linaro.org> |
| Cc: Heinrich Schuchardt <xypron.glpk@gmx.de> |
| Upstream-Status: Submitted [cover letter: https://lore.kernel.org/all/20230713132847.176000-1-abdellatif.elkhlifi@arm.com/] |
| --- |
| MAINTAINERS | 1 + |
| doc/arch/arm64.ffa.rst | 1 + |
| test/dm/Makefile | 3 +- |
| test/dm/ffa.c | 261 +++++++++++++++++++++++++++++++++++++++++ |
| 4 files changed, 265 insertions(+), 1 deletion(-) |
| create mode 100644 test/dm/ffa.c |
| |
| diff --git a/MAINTAINERS b/MAINTAINERS |
| index 679a3acdd8..ccd7859c88 100644 |
| --- a/MAINTAINERS |
| +++ b/MAINTAINERS |
| @@ -276,6 +276,7 @@ F: doc/arch/arm64.ffa.rst |
| F: doc/usage/cmd/armffa.rst |
| F: drivers/firmware/arm-ffa/ |
| F: include/arm_ffa.h |
| +F: test/dm/ffa.c |
| |
| ARM FREESCALE IMX |
| M: Stefano Babic <sbabic@denx.de> |
| diff --git a/doc/arch/arm64.ffa.rst b/doc/arch/arm64.ffa.rst |
| index b7c754fa3d..325fb80346 100644 |
| --- a/doc/arch/arm64.ffa.rst |
| +++ b/doc/arch/arm64.ffa.rst |
| @@ -37,6 +37,7 @@ The U-Boot FF-A support provides the following parts: |
| FF-A ABIs inspection methods. |
| - An FF-A sandbox device driver for FF-A communication with the emulated Secure World. |
| The driver leverages the FF-A Uclass to establish FF-A communication. |
| +- Sandbox FF-A test cases. |
| |
| FF-A and SMC specifications |
| ------------------------------------------- |
| diff --git a/test/dm/Makefile b/test/dm/Makefile |
| index 3799b1ae8f..7ed00733c1 100644 |
| --- a/test/dm/Makefile |
| +++ b/test/dm/Makefile |
| @@ -1,7 +1,7 @@ |
| # SPDX-License-Identifier: GPL-2.0+ |
| # |
| # Copyright (c) 2013 Google, Inc |
| -# Copyright 2023 Arm Limited and/or its affiliates <open-source-office@arm.com> |
| +# Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com> |
| |
| obj-$(CONFIG_UT_DM) += test-dm.o |
| |
| @@ -92,6 +92,7 @@ obj-$(CONFIG_POWER_DOMAIN) += power-domain.o |
| obj-$(CONFIG_ACPI_PMC) += pmc.o |
| obj-$(CONFIG_DM_PMIC) += pmic.o |
| obj-$(CONFIG_DM_PWM) += pwm.o |
| +obj-$(CONFIG_ARM_FFA_TRANSPORT) += ffa.o |
| obj-$(CONFIG_QFW) += qfw.o |
| obj-$(CONFIG_RAM) += ram.o |
| obj-y += regmap.o |
| diff --git a/test/dm/ffa.c b/test/dm/ffa.c |
| new file mode 100644 |
| index 0000000000..6912666bb4 |
| --- /dev/null |
| +++ b/test/dm/ffa.c |
| @@ -0,0 +1,261 @@ |
| +// SPDX-License-Identifier: GPL-2.0+ |
| +/* |
| + * Functional tests for UCLASS_FFA class |
| + * |
| + * Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com> |
| + * |
| + * Authors: |
| + * Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com> |
| + */ |
| + |
| +#include <common.h> |
| +#include <console.h> |
| +#include <dm.h> |
| +#include <asm/sandbox_arm_ffa.h> |
| +#include <asm/sandbox_arm_ffa_priv.h> |
| +#include <dm/test.h> |
| +#include <test/test.h> |
| +#include <test/ut.h> |
| + |
| +/* Functional tests for the UCLASS_FFA */ |
| + |
| +static int check_fwk_version(struct ffa_priv *uc_priv, struct unit_test_state *uts) |
| +{ |
| + struct ffa_sandbox_data func_data; |
| + u32 fwk_version = 0; |
| + |
| + func_data.data0 = &fwk_version; |
| + func_data.data0_size = sizeof(fwk_version); |
| + ut_assertok(sandbox_query_ffa_emul_state(FFA_VERSION, &func_data)); |
| + ut_asserteq(uc_priv->fwk_version, fwk_version); |
| + |
| + return 0; |
| +} |
| + |
| +static int check_endpoint_id(struct ffa_priv *uc_priv, struct unit_test_state *uts) |
| +{ |
| + ut_asserteq(0, uc_priv->id); |
| + |
| + return 0; |
| +} |
| + |
| +static int check_rxtxbuf(struct ffa_priv *uc_priv, struct unit_test_state *uts) |
| +{ |
| + ut_assertnonnull(uc_priv->pair.rxbuf); |
| + ut_assertnonnull(uc_priv->pair.txbuf); |
| + |
| + return 0; |
| +} |
| + |
| +static int check_features(struct ffa_priv *uc_priv, struct unit_test_state *uts) |
| +{ |
| + ut_assert(uc_priv->pair.rxtx_min_pages == RXTX_4K || |
| + uc_priv->pair.rxtx_min_pages == RXTX_16K || |
| + uc_priv->pair.rxtx_min_pages == RXTX_64K); |
| + |
| + return 0; |
| +} |
| + |
| +static int check_rxbuf_mapped_flag(u32 queried_func_id, |
| + u8 rxbuf_mapped, |
| + struct unit_test_state *uts) |
| +{ |
| + switch (queried_func_id) { |
| + case FFA_RXTX_MAP: |
| + ut_asserteq(1, rxbuf_mapped); |
| + break; |
| + case FFA_RXTX_UNMAP: |
| + ut_asserteq(0, rxbuf_mapped); |
| + break; |
| + default: |
| + ut_assert(false); |
| + } |
| + |
| + return 0; |
| +} |
| + |
| +static int check_rxbuf_release_flag(u8 rxbuf_owned, struct unit_test_state *uts) |
| +{ |
| + ut_asserteq(0, rxbuf_owned); |
| + |
| + return 0; |
| +} |
| + |
| +static int test_ffa_msg_send_direct_req(u16 part_id, struct unit_test_state *uts) |
| +{ |
| + struct ffa_send_direct_data msg; |
| + u8 cnt; |
| + struct udevice *dev; |
| + |
| + ut_assertok(uclass_first_device_err(UCLASS_FFA, &dev)); |
| + |
| + ut_assertok(ffa_sync_send_receive(dev, part_id, &msg, 1)); |
| + |
| + for (cnt = 0; cnt < sizeof(struct ffa_send_direct_data) / sizeof(u64); cnt++) |
| + ut_asserteq_64(-1UL, ((u64 *)&msg)[cnt]); |
| + |
| + return 0; |
| +} |
| + |
| +static int test_partitions_and_comms(const char *service_uuid, |
| + struct unit_test_state *uts) |
| +{ |
| + struct ffa_partition_desc *descs; |
| + u32 count, i, j, valid_sps = 0; |
| + struct udevice *dev; |
| + struct ffa_sandbox_data func_data; |
| + struct ffa_partitions *partitions; |
| + |
| + ut_assertok(uclass_first_device_err(UCLASS_FFA, &dev)); |
| + |
| + /* Get from the driver the count and information of the SPs matching the UUID */ |
| + ut_assertok(ffa_partition_info_get(dev, service_uuid, &count, &descs)); |
| + |
| + /* Make sure the count is correct */ |
| + ut_asserteq(SANDBOX_SP_COUNT_PER_VALID_SERVICE, count); |
| + |
| + /* SPs found , verify the partitions information */ |
| + |
| + func_data.data0 = &partitions; |
| + func_data.data0_size = sizeof(struct ffa_partitions *); |
| + ut_assertok(sandbox_query_ffa_emul_state(FFA_PARTITION_INFO_GET, &func_data)); |
| + |
| + for (i = 0; i < count ; i++) { |
| + for (j = 0; |
| + j < partitions->count; |
| + j++) { |
| + if (descs[i].info.id == |
| + partitions->descs[j].info.id) { |
| + valid_sps++; |
| + ut_asserteq_mem(&descs[i], |
| + &partitions->descs[j], |
| + sizeof(struct ffa_partition_desc)); |
| + /* Send and receive data from the current partition */ |
| + test_ffa_msg_send_direct_req(descs[i].info.id, uts); |
| + } |
| + } |
| + } |
| + |
| + /* Verify expected partitions found in the emulated secure world */ |
| + ut_asserteq(SANDBOX_SP_COUNT_PER_VALID_SERVICE, valid_sps); |
| + |
| + return 0; |
| +} |
| + |
| +static int dm_test_ffa_ack(struct unit_test_state *uts) |
| +{ |
| + struct ffa_priv *uc_priv; |
| + struct ffa_sandbox_data func_data; |
| + u8 rxbuf_flag = 0; |
| + const char *svc1_uuid = SANDBOX_SERVICE1_UUID; |
| + const char *svc2_uuid = SANDBOX_SERVICE2_UUID; |
| + struct udevice *dev; |
| + |
| + /* Test probing the sandbox FF-A bus */ |
| + ut_assertok(uclass_first_device_err(UCLASS_FFA, &dev)); |
| + |
| + /* Get a pointer to the sandbox FF-A bus private data */ |
| + uc_priv = dev_get_uclass_priv(dev); |
| + |
| + /* Make sure the private data pointer is retrieved */ |
| + ut_assertnonnull(uc_priv); |
| + |
| + /* Test FFA_VERSION */ |
| + check_fwk_version(uc_priv, uts); |
| + |
| + /* Test FFA_ID_GET */ |
| + check_endpoint_id(uc_priv, uts); |
| + |
| + /* Test FFA_FEATURES */ |
| + check_features(uc_priv, uts); |
| + |
| + /* Test RX/TX buffers */ |
| + check_rxtxbuf(uc_priv, uts); |
| + |
| + /* Test FFA_RXTX_MAP */ |
| + func_data.data0 = &rxbuf_flag; |
| + func_data.data0_size = sizeof(rxbuf_flag); |
| + |
| + rxbuf_flag = 0; |
| + sandbox_query_ffa_emul_state(FFA_RXTX_MAP, &func_data); |
| + check_rxbuf_mapped_flag(FFA_RXTX_MAP, rxbuf_flag, uts); |
| + |
| + /* FFA_PARTITION_INFO_GET / FFA_MSG_SEND_DIRECT_REQ */ |
| + test_partitions_and_comms(svc1_uuid, uts); |
| + |
| + /* Test FFA_RX_RELEASE */ |
| + rxbuf_flag = 1; |
| + sandbox_query_ffa_emul_state(FFA_RX_RELEASE, &func_data); |
| + check_rxbuf_release_flag(rxbuf_flag, uts); |
| + |
| + /* FFA_PARTITION_INFO_GET / FFA_MSG_SEND_DIRECT_REQ */ |
| + test_partitions_and_comms(svc2_uuid, uts); |
| + |
| + /* Test FFA_RX_RELEASE */ |
| + rxbuf_flag = 1; |
| + ut_assertok(sandbox_query_ffa_emul_state(FFA_RX_RELEASE, &func_data)); |
| + check_rxbuf_release_flag(rxbuf_flag, uts); |
| + |
| + return 0; |
| +} |
| + |
| +DM_TEST(dm_test_ffa_ack, UT_TESTF_SCAN_FDT | UT_TESTF_CONSOLE_REC); |
| + |
| +static int dm_test_ffa_nack(struct unit_test_state *uts) |
| +{ |
| + struct ffa_priv *uc_priv; |
| + const char *valid_svc_uuid = SANDBOX_SERVICE1_UUID; |
| + const char *unvalid_svc_uuid = SANDBOX_SERVICE3_UUID; |
| + const char *unvalid_svc_uuid_str = SANDBOX_SERVICE4_UUID; |
| + struct ffa_send_direct_data msg; |
| + int ret; |
| + u32 count; |
| + u16 part_id = 0; |
| + struct udevice *dev; |
| + struct ffa_partition_desc *descs = NULL; |
| + |
| + /* Test probing the sandbox FF-A bus */ |
| + ut_assertok(uclass_first_device_err(UCLASS_FFA, &dev)); |
| + |
| + /* Get a pointer to the sandbox FF-A bus private data */ |
| + uc_priv = dev_get_uclass_priv(dev); |
| + |
| + /* Make sure the private data pointer is retrieved */ |
| + ut_assertnonnull(uc_priv); |
| + |
| + /* Query partitions count using invalid arguments */ |
| + ret = ffa_partition_info_get(dev, NULL, NULL, NULL); |
| + ut_asserteq(-EINVAL, ret); |
| + ret = ffa_partition_info_get(dev, unvalid_svc_uuid, NULL, NULL); |
| + ut_asserteq(-EINVAL, ret); |
| + ret = ffa_partition_info_get(dev, unvalid_svc_uuid, &count, NULL); |
| + ut_asserteq(-EINVAL, ret); |
| + |
| + /* Query partitions count using an invalid UUID string */ |
| + ret = ffa_partition_info_get(dev, unvalid_svc_uuid_str, &count, &descs); |
| + ut_asserteq(-EINVAL, ret); |
| + |
| + /* Query partitions count using an invalid UUID (no matching SP) */ |
| + count = 0; |
| + ret = ffa_partition_info_get(dev, unvalid_svc_uuid, &count, &descs); |
| + ut_asserteq(0, count); |
| + |
| + /* Query partitions data using a valid UUID */ |
| + count = 0; |
| + ut_assertok(ffa_partition_info_get(dev, valid_svc_uuid, &count, &descs)); |
| + /* Make sure partitions are detected */ |
| + ut_asserteq(SANDBOX_SP_COUNT_PER_VALID_SERVICE, count); |
| + ut_assertnonnull(descs); |
| + |
| + /* Send data to an invalid partition */ |
| + ret = ffa_sync_send_receive(dev, part_id, &msg, 1); |
| + ut_asserteq(-EINVAL, ret); |
| + |
| + /* Send data to a valid partition */ |
| + part_id = uc_priv->partitions.descs[0].info.id; |
| + ut_assertok(ffa_sync_send_receive(dev, part_id, &msg, 1)); |
| + |
| + return 0; |
| +} |
| + |
| +DM_TEST(dm_test_ffa_nack, UT_TESTF_SCAN_FDT | UT_TESTF_CONSOLE_REC); |
| -- |
| 2.25.1 |
| |